.main_content {
  width: 100%;
  height: calc(100% - 40rpx);
  margin-top: 40rpx;
  background: #f5f3ff;
  border-radius: 20rpx;
}

.content {
  width: 100%;
  height: 100%;
  padding: 80rpx;
  position: relative;
}

.bg {
  width: 1526rpx;
  height: 117rpx;
  position: absolute;
  top: -44rpx;
  left: 50%;
  transform: translateX(-50%);

  image {
    width: 100%;
    height: 100%;
  }
}

.top {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tabs {
  width: 300rpx;
  height: 56rpx;
  background: rgba($color: #5389E2, $alpha: 0.36);
  border-radius: 28rpx;
  display: flex;
  overflow: hidden;
}

.tabs_item {
  flex: 1;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;

  &.active {
    background: #5389E2;
  }

  text {
    font-size: 36rpx;
    color: #FFFFFF;
  }
}

.box {
  width: 100%;
  height: calc(100% - 86rpx);
  margin-top: 30rpx;
  display: flex;
  justify-content: center;
}

.list {
  width: 1636rpx;
  height: 100%;
  overflow-y: auto;
  display: flex;
  flex-wrap: wrap;
}

.item {
  width: 492rpx;
  height: 121rpx;
  margin-right: 80rpx;
  margin-bottom: 80rpx;
  padding: 40rpx 30rpx 0;
  background: url(https://hengxiao-resource.oss-cn-hangzhou.aliyuncs.com/web/resources/images/hengxiao/examBook/examBook_bg1.png) center center/cover no-repeat;
  display: flex;
  justify-content: center;
  position: relative;

  &:nth-child(3n+3) {
    margin-right: 0;
  }

  &:nth-child(3n+2) {
    background: url(https://hengxiao-resource.oss-cn-hangzhou.aliyuncs.com/web/resources/images/hengxiao/examBook/examBook_bg2.png) center center/cover no-repeat;

    .item_title {
      color: #0784D2;
    }
  }
}

.item_title {
  font-size: 30rpx;
  color: #1C534E;
}

.item_tips {
  width: 112rpx;
  height: 34rpx;
  position: absolute;
  top: 0;
  left: 0;
  font-size: 24rpx;
  color: #FFFFFF;
  text-align: center;
  line-height: 34rpx;
}